JPS5177378A - Denjudoshikikenshutsusochi - Google Patents

Denjudoshikikenshutsusochi

Info

Publication number
JPS5177378A
JPS5177378A JP50000498A JP49875A JPS5177378A JP S5177378 A JPS5177378 A JP S5177378A JP 50000498 A JP50000498 A JP 50000498A JP 49875 A JP49875 A JP 49875A JP S5177378 A JPS5177378 A JP S5177378A
Authority
JP
Japan
Prior art keywords
denjudoshikikenshutsusochi
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
JP50000498A
Other languages
Japanese (ja)
Other versions
JPS5439153B2 (en
Inventor
Takeo Yamada
Seigo Ando
Katsujiro Watanabe
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
JFE Engineering Corp
Original Assignee
Nippon Kokan Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Nippon Kokan Ltd filed Critical Nippon Kokan Ltd
Priority to JP50000498A priority Critical patent/JPS5177378A/en
Priority to GB52705/75A priority patent/GB1504180A/en
Priority to US05/643,935 priority patent/US3995211A/en
Priority to FR7539852A priority patent/FR2296174A1/en
Priority to DE2558904A priority patent/DE2558904C3/en
Publication of JPS5177378A publication Critical patent/JPS5177378A/en
Publication of JPS5439153B2 publication Critical patent/JPS5439153B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • G01N27/72—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables
    • G01N27/82—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables for investigating the presence of flaws
    • G01N27/90—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables for investigating the presence of flaws using eddy currents
    • G01N27/9046—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables for investigating the presence of flaws using eddy currents by analysing electrical signals

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
JP50000498A 1974-12-27 1974-12-27 Denjudoshikikenshutsusochi Granted JPS5177378A (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP50000498A JPS5177378A (en) 1974-12-27 1974-12-27 Denjudoshikikenshutsusochi
GB52705/75A GB1504180A (en) 1974-12-27 1975-12-23 Electromagnetic induction type detectors
US05/643,935 US3995211A (en) 1974-12-27 1975-12-23 Electromagnetic induction type detectors
FR7539852A FR2296174A1 (en) 1974-12-27 1975-12-26 ELECTROMAGNETIC INDUCTION TYPE DETECTOR
DE2558904A DE2558904C3 (en) 1974-12-27 1975-12-27 Electromagnetic induction indicator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50000498A JPS5177378A (en) 1974-12-27 1974-12-27 Denjudoshikikenshutsusochi

Publications (2)

Publication Number Publication Date
JPS5177378A true JPS5177378A (en) 1976-07-05
JPS5439153B2 JPS5439153B2 (en) 1979-11-26

Family

ID=11475410

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50000498A Granted JPS5177378A (en) 1974-12-27 1974-12-27 Denjudoshikikenshutsusochi

Country Status (5)

Country Link
US (1) US3995211A (en)
JP (1) JPS5177378A (en)
DE (1) DE2558904C3 (en)
FR (1) FR2296174A1 (en)
GB (1) GB1504180A (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52111775A (en) * 1976-03-17 1977-09-19 Nippon Kokan Kk Temperature measuring instrument and method of using same
FR2412841A1 (en) * 1977-12-26 1979-07-20 Siderurgie Fse Inst Rech ELECTROMAGNETIC EDDY CURRENT INSPECTION DEVICE
FR2521296A1 (en) * 1982-02-10 1983-08-12 Intercontrole Sa POWER SUPPLY CIRCUIT FOR A FUEL CURRENT PROBE
WO2006082334A1 (en) * 2005-02-04 2006-08-10 Commissariat A L'energie Atomique Method for producing a high-dynamics and high-spatial resolution eddy current testing head
FR2881826A1 (en) * 2005-02-04 2006-08-11 Commissariat Energie Atomique Transmission and reception printed circuit coils assembly producing method, involves receiving complex amplitude signal and selecting distance between axes of transmission coil and reception coil so as to maximize specific ratio
EP2294399B1 (en) * 2008-06-27 2019-08-21 PII (Canada) Limited Integrated multi-sensor non-destructive testing

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1108084A (en) * 1964-04-21 1968-04-03 Nat Res Dev Measurement of thickness and/or electrical resistivity of conductive sheet
GB1261346A (en) * 1968-03-13 1972-01-26 Atomic Energy Authority Uk Improvements in or relating to the detection of magnetic discontinuities
JPS5829468B2 (en) * 1972-08-31 1983-06-22 日本鋼管株式会社 Kanno impedance system
US3946307A (en) * 1973-04-25 1976-03-23 Nippon Kokan Kabushiki Kaisha Apparatus for detecting the physical properties of magnetic or electric conductive heat-responsive or deformable material using negative input impedance network
US3939403A (en) * 1974-04-11 1976-02-17 Stassart Marie Claire Device for maintaining constant the temperature of a coil fed by an A.C. current source

Also Published As

Publication number Publication date
DE2558904B2 (en) 1980-01-31
DE2558904C3 (en) 1980-10-16
US3995211A (en) 1976-11-30
JPS5439153B2 (en) 1979-11-26
FR2296174B1 (en) 1978-12-08
FR2296174A1 (en) 1976-07-23
GB1504180A (en) 1978-03-15
DE2558904A1 (en) 1976-11-18

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